Home / 64,680,776,971.80-97,021,165,457.70-15,662,863,627.80

Finding the Fourth Proportional to 64,680,776,971.80, 97,021,165,457.70 and 15,662,863,627.80

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Solution

The fourth proportional to 64,680,776,971.80, 97,021,165,457.70 and 15,662,863,627.80 is: 23,494,295,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,680,776,971.80 : 97,021,165,457.70 = 15,662,863,627.80 : x
  2. Step 2: Convert to fraction form
    64,680,776,971.80/97,021,165,457.70 = 15,662,863,627.80/x
  3. Step 3: Cross multiply
    64,680,776,971.80x = 97,021,165,457.70 × 15,662,863,627.80
  4. Step 4: Simplify right side
    64,680,776,971.80x = 1,519,629,283,574,174,973,952
  5. Step 5: Solve for x
    x = 1,519,629,283,574,174,973,952/64,680,776,971.80
  6. Step 6: Final answer
    x = 23,494,295,441.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.